Control unit for irrigation systems



FIG. 1 is a perspective view of my new control unit for irrigation systems with cover in open position and open battery space;

FIG. 2 is a top plan view of my new control unit for irrigation systems;

FIG. 3 is a lateral view of my new control unit for irrigation systems;

FIG. 4 is an opposed lateral view of my new control unit for irrigation sustems;

FIG. 5 is a front view of my new control unit for irrigation systems; and,

FIG. 6 is a perspective view of my new control unit for irrigation systems with cover in closed position. 

The ornamental design for "control unit for irrigation systems", substantially as shown in the enclosed drawings. 